1842 United States elections
|Incumbent president||John Tyler (Independent)|
|Overall control||Whig hold|
|Seats contested||17 of 52 seats|
|Net seat change||Democratic +3|
|Overall control||Democratic gain|
|Seats contested||All 223 voting seats|
|Net seat change||Democratic +49|
The 1842 United States elections occurred in the middle of President John Tyler's term, during the Second Party System. Tyler had become president on April 4, 1841 upon the death of his predecessor, William Henry Harrison. Elected as vice president on the Whig ticket with Harrison in 1840, Tyler was expelled from the party in September 1841. Members of the 28th United States Congress were chosen in this election. Florida joined the union during the 28th Congress. Whigs kept control of the Senate, but lost control of the House.
- 1842 and 1843 United States House of Representatives elections
- 1842 and 1843 United States Senate elections
- Tyler was elected vice president on the Whig ticket in the 1840 presidential election, and became president after the death of William Henry Harrison in April 1841. Due to various disagreements with congressional Whigs, he was expelled from the Whig Party in September 1841.
- Not counting special elections.
- Congressional seat gain figures only reflect the results of the regularly-scheduled elections, and do not take special elections into account.
- "Party Divisions of the House of Representatives". United States House of Representatives. Retrieved 25 June 2014.
- "Party Division in the Senate, 1789-Present". United States Senate. Retrieved 25 June 2014.